Does Robotic-Assisted Computer Navigation Affect Acetabular Cup Positioning in Total Hip Arthroplasty in the Obese Patient? A Comparison Study

被引:48
作者
Gupta, Asheesh [1 ]
Redmond, John M. [1 ]
Hammarstedt, Jon E. [1 ]
Petrakos, Alexandra E. [1 ]
Vemula, S. Pavan [1 ]
Domb, Benjamin G. [1 ,2 ]
机构
[1] Amer Hip Inst, Westmont, IL 60559 USA
[2] Hinsdale Orthopaed, Hinsdale, IL USA
关键词
hip replacement; robotic-assisted surgery; total hip arthroplasty; BMI; body mass index; acetabular component position; IMAGELESS NAVIGATION; COMPONENT POSITION; RISK-FACTORS; DISLOCATION; REPLACEMENT; PLACEMENT; ACCURACY; TIME;
D O I
10.1016/j.arth.2015.06.062
中图分类号
R826.8 [整形外科学]; R782.2 [口腔颌面部整形外科学]; R726.2 [小儿整形外科学]; R62 [整形外科学(修复外科学)];
学科分类号
摘要
Obese populations present challenges for acetabular cup placement during total hip arthroplasty (THA). This study examines the accuracy of acetabular cup inclination and version in the obese patient with robotic-assisted computer navigation. A total of 105 patients underwent robotic-assisted computer navigation THA with a posterior approach. Groups were divided on body mass index (BMI, kg/m(2)) of <30, 30-35, and >35. There was no statistical difference between the BMI <30 (n = 59), BMI 30-35 (n = 34) and BMI >35 (n = 12) groups for acetabular inclination (P = 0.43) or version (P = 0.95). Robotic-assisted computer navigation provided accurate and reproducible placement of the acetabular cup within safe zones for inclination and version in the obese patient. (C) 2015 Elsevier Inc. All rights reserved.
引用
收藏
页码:2204 / 2207
页数:4
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